gcc/ChangeLog

   1 2013-01-16  Richard Biener  <rguenther@suse.de>
   2
   3         PR tree-optimization/54767
   4         PR tree-optimization/53465
   5         * tree-vrp.c (vrp_meet_1): Revert original fix for PR53465.
   6         (vrp_visit_phi_node): For PHI arguments coming via backedges
   7         drop all symbolical range information.
   8         (execute_vrp): Compute backedges.
   9
  10 2013-01-16  Richard Biener  <rguenther@suse.de>
  11
  12         * doc/install.texi: Update CLooG and ISL requirements to
  13         0.18.0 and 0.11.1.
  14
  15 2013-01-16  Christian Bruel  <christian.bruel@st.com>
  16
  17         PR target/55301
  18         * config/sh/sh.c (sh_expand_prologue): Postpone new_stack mem symbol.
  19         (broken_move): Handle UNSPECV_SP_SWITCH_B.
  20         * config/sh/sh.md (sp_switch_1): Use set (reg:SI SP_REG).
  21
  22 2013-01-16  DJ Delorie  <dj@redhat.com>
  23
  24         * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
  25         (UNSPECV_SP_SWITCH_E): New.
  26         (sp_switch_1): Change to an unspec.
  27         (sp_switch_2): Change to an unspec.  Don't use post-inc when we
  28         replace $r15.
  29
  30 2013-01-16  Uros Bizjak  <ubizjak@gmail.com>
  31
  32         * emit-rtl.c (need_atomic_barrier_p): Mask memory model argument
  33         with MEMMODEL_MASK before comparing with MEMMODEL_* memory types.
  34         * optabs.c (maybe_emit_sync_lock_test_and_set): Ditto.
  35         (expand_mem_thread_fence): Ditto.
  36         (expand_mem_signal_fence): Ditto.
  37         (expand_atomic_load): Ditto.
  38         (expand_atomic_store): Ditto.
  39
  40 2013-01-16  Alexandre Oliva <aoliva@redhat.com>
  41
  42         PR rtl-optimization/55547
  43         PR rtl-optimization/53827
  44         PR debug/53671
  45         PR debug/49888
  46         * alias.c (memrefs_conflict_p): Set sizes to negative after
  47         AND adjustments.
  48
  49 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
  50
  51         PR target/55940
  52         * function.c (thread_prologue_and_epilogue_insns): Always
  53         add crtl->drap_reg to set_up_by_prologue.set, even if
  54         stack_realign_drap is false.
  55
  56 2013-01-15  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
  57
  58         * config/vax/vax.md (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3,
  59         and<mode>3, *and<mode>_const_int, ior<mode>3, xor<mode>3, ashrsi3,
  60         *call): Fix indention.
  61
  62 2013-01-15  Tom de Vries  <tom@codesourcery.com>
  63
  64         PR target/55876
  65         * optabs.c (widen_operand): Use gen_lowpart instead of gen_rtx_SUBREG.
  66         Update comment.
  67
  68 2013-01-15  Vladimir Makarov  <vmakarov@redhat.com>
  69
  70         PR rtl-optimization/55153
  71         * sched-deps.c (sched_analyze_2): Add pending reads for prefetch.
  72
  73 2013-01-15  Martin Jambor  <mjambor@suse.cz>
  74
  75         PR tree-optimization/55920
  76         * tree-sra.c (analyze_access_subtree): Do not mark non-removable
  77         accesses as grp_to_be_debug_replaced.
  78
  79 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
  80
  81         PR tree-optimization/55920
  82         * tree-sra.c (sra_modify_assign): If for lacc->grp_to_be_debug_replaced
  83         there is non-useless type conversion needed from debug rhs to lhs,
  84         use build_debug_ref_for_model and/or VIEW_CONVERT_EXPR.
  85
  86 2013-01-15  Joseph Myers  <joseph@codesourcery.com>
  87             Mikael Pettersson  <mikpe@it.uu.se>
  88
  89         PR target/43961
  90         * config/arm/arm.h (ADDR_VEC_ALIGN): Align SImode jump tables for
  91         Thumb.
  92         (ASM_OUTPUT_CASE_LABEL): Remove.
  93         (ASM_OUTPUT_BEFORE_CASE_LABEL): Define to empty.
  94         * final.c (shorten_branches): Update alignment of labels before
  95         jump tables if CASE_VECTOR_SHORTEN_MODE.
  96
  97 2013-01-15  Richard Biener  <rguenther@suse.de>
  98
  99         PR bootstrap/55961
 100         * system.h: Do not include gmp.h for building host tools.
 101
 102 2013-01-15  Richard Biener  <rguenther@suse.de>
 103
 104         PR middle-end/55882
 105         * emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
 106         account for bitpos when computing alignment.
 107
 108 2013-01-15  Vladimir Yakovlev  <vladimir.b.yakovlev@intel.com>
 109
 110         * config/i386/i386-c.c (ix86_target_macros_internal): New case.
 111         (ix86_target_macros_internal): Likewise.
 112
 113         * config/i386/i386.c (m_CORE2I7): Removed.
 114         (m_CORE_HASWELL): New macro.
 115         (m_CORE_ALL): Likewise.
 116         (initial_ix86_tune_features): m_CORE2I7 is replaced by m_CORE_ALL.
 117         (initial_ix86_arch_features): Likewise.
 118         (processor_target_table): Initializations for Core avx2.
 119         (cpu_names): New names "core-avx2".
 120         (ix86_option_override_internal): Changed PROCESSOR_COREI7 by
 121         PROCESSOR_CORE_HASWELL.
 122         (ix86_issue_rate): New case.
 123         (ia32_multipass_dfa_lookahead): Likewise.
 124         (ix86_sched_init_global): Likewise.
 125
 126         * config/i386/i386.h (TARGET_HASWELL): New macro.
 127         (target_cpu_default): New TARGET_CPU_DEFAULT_haswell.
 128         (processor_type): New PROCESSOR_HASWELL.
 129
 130 2013-01-15  Jakub Jelinek  <jakub@redhat.com>
 131
 132         PR tree-optimization/55955
 133         * tree-vect-loop.c (vectorizable_reduction): Give up early on
 134         *SHIFT_EXPR and *ROTATE_EXPR codes.
 135
 136         PR tree-optimization/48766
 137         * opts.c (common_handle_option): For -fwrapv disable -ftrapv, for
 138         -ftrapv disable -fwrapv.
 139
 140 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
 141
 142         PR target/55974
 143         * config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
 144         etc. to 1 and not to __flash.
 145         Use LL suffix for __INT24_MAX__ with -mint8.
 146         Use ULL suffix for __UINT24_MAX__ with -mint8.
 147
 148 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
 149
 150         * config/avr/avr-arch.h
 151         (struct base_arch_s): Use typedef avr_arch_t instead.
 152         (struct arch_info_s): Use typedef avr_arch_info_t instead.
 153         (struct mcu_type_s): Use typedef avr_mcu_t instead.
 154         * config/avr/avr.c: Same.
 155         * config/avr/avr-devices.c: Same.
 156         * config/avr/driver-avr.c: Same.
 157         * config/avr/gen-avr-mmcu-texi.c: Same.
 158         * config/avr/avr-mcus.def: Adjust comment.
 159
 160 2013-01-14  Tejas Belagod  <tejas.belagod@arm.com>
 161
 162         * config/aarch64/aarch64-simd.md (*aarch64_simd_ld1r<mode>): New.
 163         * config/aarch64/iterators.md (VALLDI): New.
 164
 165 2012-01-14  Uros Bizjak  <ubizjak@gmail.com>
 166             Andi Kleen  <ak@linux.intel.com>
 167
 168         PR target/55948
 169         * config/i386/sync.md (atomic_store<mode>_1): New pattern.
 170         (atomic_store<mode>): Call atomic_store<mode>_1 for IX86_HLE_RELEASE
 171         memmodel flag.
 172
 173 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
 174
 175         * config/avr/avr-stdint.h: Remove trailing blanks.
 176         * config/avr/avr-log.h: Same.
 177         * config/avr/avr-arch.h: Same.
 178         * config/avr/avr-devices.c: Same.
 179         * config/avr/avr-dimode.md: Same.
 180         * config/avr/predicates.md: Same.
 181         * config/avr/avr-c.c: Same.  And fix typo.
 182
 183         * config/avr/avr-protos.h: Same.  And:
 184         (function_arg_regno_p): Rename to avr_function_arg_regno_p.
 185         (init_cumulative_args): Rename to avr_init_cumulative_args.
 186         (expand_prologue): Rename to avr_expand_prologue.
 187         (expand_epilogue): Rename to avr_expand_epilogue.
 188         (adjust_insn_length): Rename to avr_adjust_insn_length.
 189         (notice_update_cc): Rename to avr_notice_update_cc.
 190         (final_prescan_insn): Rename to avr_final_prescan_insn.
 191         * config/avr/avr.c: Same.
 192         * config/avr/avr.h: Same.
 193         * config/avr/avr.md: Remove trailing blanks.
 194         (prologue): Use avr_expand_prologue.
 195         (epilogue, sibcall_epilogue): Use avr_expand_epilogue.
 196
 197 2013-01-14  Richard Biener  <rguenther@suse.de>
 198
 199         * tree-cfg.c (verify_expr_location, verify_expr_location_1,
 200         verify_location, collect_subblocks): New functions.
 201         (verify_gimple_in_cfg): Verify that locations only reference
 202         BLOCKs in the functions BLOCK tree.
 203
 204 2013-01-14  Richard Biener  <rguenther@suse.de>
 205
 206         * tree-cfgcleanup.c (remove_forwarder_block): Unshare propagated
 207         PHI argument.
 208         * graphite-sese-to-poly.c (insert_out_of_ssa_copy): Properly
 209         unshare reference.
 210         (insert_out_of_ssa_copy_on_edge): Likewise.
 211         (rewrite_close_phi_out_of_ssa): Likewise.
 212         * tree-ssa.c (insert_debug_temp_for_var_def): Properly unshare
 213         debug expressions.
 214         * tree-ssa-pre.c (insert_into_preds_of_block): Properly unshare
 215         propagated constants.
 216         * tree-cfg.c (tree_node_can_be_shared): Handled component-refs
 217         can not be shared.
 218
 219 2013-01-14  Georg-Johann Lay  <avr@gjlay.de>
 220
 221         * config/avr/avr-modes.def: Add GPL copyright notice.
 222
 223 2013-01-13  Uros Bizjak  <ubizjak@gmail.com>
 224
 225         * config/i386/sync.md (mem_thread_fence): Mask operands[0] with
 226         MEMMODEL_MASK to determine memory model.
 227         (atomic_store<mode>): Ditto from operands[2].
 228         * config/i386/i386.c (ix86_memmodel_check): Declare "strong" as bool.
 229
 230 2013-01-13  Jakub Jelinek  <jakub@redhat.com>
 231
 232         PR fortran/55935
 233         * gimple-fold.c (get_symbol_constant_value): Call unshare_expr.
 234         (fold_gimple_assign): Don't call unshare_expr here.
 235         (fold_ctor_reference): Call unshare_expr.
 236
 237 2013-01-13  Terry Guo  <terry.guo@arm.com>
 238
 239         * gcc/Makefile.in (s-mlib): New argument MULTILIB_REUSE.
 240         * gcc/doc/fragments.texi: Document MULTILIB_REUSE.
 241         * gcc/gcc.c (multilib_reuse): New internal spec.
 242         (set_multilib_dir): Also search multilib from multilib_reuse.
 243         * gcc/genmultilib (tmpmultilib3): Refactor code.
 244         (tmpmultilib4): Ditto.
 245         (multilib_reuse): New multilib argument.
 246
 247 2013-01-13  Richard Sandiford  <rdsandiford@googlemail.com>
 248
 249         * Makefile.in: Update copyright.
 250
 251 2013-01-12  Tom de Vries  <tom@codesourcery.com>
 252
 253         PR middle-end/55890
 254         * calls.c (expand_call): Check if arg_nr is valid.
 255
 256 2013-01-11  Michael Meissner  <meissner@linux.vnet.ibm.com>
 257
 258         * doc/extend.texi (X86 Built-in Functions): Add whitespace in
 259         __builtin_ia32_paddb256 and __builtin_ia32_pavgb256
 260         documentation.  Add missing '__' in front of
 261         __builtin_ia32_packssdw256.
 262
 263 2013-01-11  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 264
 265         PR target/55719
 266         * config/s390/s390.c (s390_preferred_reload_class): Do not return
 267         NO_REGS for larl operands.
 268         (s390_reload_larl_operand): Use s390_load_address instead of
 269         emit_move_insn.
 270
 271 2013-01-11  Richard Biener  <rguenther@suse.de>
 272
 273         * tree-cfg.c (verify_node_sharing_1): Split out from ...
 274         (verify_node_sharing): ... here.
 275         (verify_gimple_in_cfg): Use verify_node_sharing_1 for walk_tree.
 276
 277 2013-01-11  Eric Botcazou  <ebotcazou@adacore.com>
 278
 279         * configure.ac (Tree checking): Set TREECHECKING to yes if enabled.
 280         Substitute TREECHECKING.
 281         * configure: Regenerate.
 282         * Makefile.in (TREECHECKING): New.
 283
 284 2012-01-11  Richard Guenther  <rguenther@suse.de>
 285
 286         PR tree-optimization/44061
 287         * tree-vrp.c (extract_range_basic): Compute zero as
 288         value-range for __builtin_constant_p of function parameters.
 289
 290 2013-01-10  Richard Sandiford  <rdsandiford@googlemail.com>
 291
 292         Update copyright years.
 293
 294 2013-01-10  Vladimir Makarov  <vmakarov@redhat.com>
 295
 296         PR rtl-optimization/55672
 297         * lra-eliminations.c (mark_not_eliminable): Permit addition with
 298         const to be eliminable.
 299
 300 2013-01-10  David Edelsohn  <dje.gcc@gmail.com>
 301
 302         * configure.ac (HAVE_AS_TLS): Add check for powerpc-ibm-aix.
 303         * configure: Regenerate.
 304
 305 2013-01-10  Richard Biener  <rguenther@suse.de>
 306
 307         * builtins.c (expand_builtin_init_trampoline): Use set_mem_attributes.
 308
 309 2013-01-10  Richard Biener  <rguenther@suse.de>
 310
 311         PR bootstrap/55792
 312         * tree-into-ssa.c (rewrite_add_phi_arguments): Do not set
 313         locations for virtual PHI arguments.
 314         (rewrite_update_phi_arguments): Likewise.
 315
 316 2013-01-10  Joel Sherrill  <joel.sherrill@OARcorp.com>
 317
 318         * config/v850/rtems.h (ASM_SPEC): Pass -m8byte-align and -mgcc-abi
 319         on to assembler.
 320
 321 2013-01-10  Jakub Jelinek  <jakub@redhat.com>
 322
 323         PR tree-optimization/55921
 324         * tree-complex.c (expand_complex_asm): New function.
 325         (expand_complex_operations_1): Call it for GIMPLE_ASM.
 326
 327 2013-01-10  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
 328
 329         PR target/55718
 330         * config/s390/s390.c (s390_symref_operand_p)
 331         (s390_loadrelative_operand_p): Merge the two functions.
 332         (s390_check_qrst_address, print_operand_address): Add parameters
 333         to s390_loadrelative_operand_p invokation.
 334         (s390_check_symref_alignment): Use s390_loadrelative_operand_p.
 335         (s390_reload_larl_operand, s390_secondary_reload): Use
 336         s390_loadrelative_operand_p instead of s390_symref_operand_p.
 337         (legitimize_pic_address): Handle @GOTENT and @PLT + addend.
 338
 339 2013-01-09  Mike Stump  <mikestump@comcast.net>
 340
 341         * dse.c (record_store): Remove unnecessary assert.
 342
 343 2013-01-09  Jan Hubicka  <jh@suse.cz>
 344
 345         PR tree-optimization/55569
 346         * cfgloopmanip.c (scale_loop_profile): Make ITERATION_BOUND gcov_type.
 347         * cfgloop.h (scale_loop_profile): Likewise.
 348
 349 2013-01-09  Jan Hubicka  <jh@suse.cz>
 350
 351         PR lto/45375
 352         * ipa-inline.c (ipa_inline): Remove extern inlines and virtual
 353         functions.
 354         * cgraphclones.c (cgraph_clone_node): Cpoy also LTO file data.
 355
 356 2013-01-09  Richard Sandiford  <rdsandiford@googlemail.com>
 357
 358         PR middle-end/55114
 359         * expr.h (maybe_emit_group_store): Declare.
 360         * expr.c (maybe_emit_group_store): New function.
 361         * builtins.c (expand_builtin_int_roundingfn): Call it.
 362         (expand_builtin_int_roundingfn_2): Likewise.
 363
 364 2013-01-09  Vladimir Makarov  <vmakarov@redhat.com>
 365
 366         PR rtl-optimization/55829
 367         * lra-constraints.c (match_reload): Add code for absent output.
 368         (curr_insn_transform): Add code for reloads of matched inputs
 369         without output.
 370
 371 2013-01-09  Uros Bizjak  <ubizjak@gmail.com>
 372
 373         * config/i386/sse.md (*vec_interleave_highv2df): Change mode
 374         attribute of movddup insn to DF.
 375         (*vec_interleave_lowv2df): Ditto.
 376         (vec_dupv2df): Ditto.
 377
 378 2013-01-09  Jan Hubicka  <jh@suse.cz>
 379
 380         PR tree-optimiation/55875
 381         * tree-ssa-loop-niter.c (number_of_iterations_cond): Add
 382         EVERY_ITERATION parameter.
 383         (number_of_iterations_exit): Check if exit is executed every iteration.
 384         (idx_infer_loop_bounds): Similarly here.
 385         (n_of_executions_at_most): Simplify
 386         to only test for cases where statement is dominated by the
 387         particular bound; handle correctly the "postdominance" test.
 388         (scev_probably_wraps_p): Use max loop iterations info
 389         as a global bound first.
 390
 391 2013-01-09  Nguyen Duy Dat  <dat.nguyen.yn@rvc.renesas.com>
 392             Nick Clifton  <nickc@redhat.com>
 393
 394         * config/v850/v850.md (cbranchsf4): New pattern.
 395         (cstoresf4): New pattern.
 396         (cbranchdf4): New pattern.
 397         (cstoredf4): New pattern.
 398         (movsicc): Disallow floating point comparisons.
 399         (cmpsf_le_insn): Fix order of operators.
 400         (cmpsf_lt_insn): Likewise.
 401         (cmpsf_eq_insn): Likewise.
 402         (cmpdf_le_insn): Likewise.
 403         (cmpdf_lt_insn): Likewise.
 404         (cmpdf_eq_insn): Likewise.
 405         (cmpsf_ge_insn): Use LE comparison.
 406         (cmpdf_ge_insn): Likewise.
 407         (cmpsf_gt_insn): Use LT comparison.
 408         (cmpdf_gt_insn): Likewise.
 409         (cmpsf_ne_insn): Delete pattern.
 410         (cmpdf_ne_insn): Delete pattern.
 411         * config/v850/v850.c (v850_gen_float_compare): Use
 412         gen_cmpdf_eq_insn for NE comparison.
 413         (v850_float_z_comparison_operator)
 414         (v850_float_nz_comparison_operator): Move from here ...
 415         * config/v850/predicates.md: ... to here.  Move GT and GE
 416         comparisons into v850_float_z_comparison_operator.
 417         * config/v850/v850-protos.h (v850_float_z_comparison_operator):
 418         Delete prototype.
 419         (v850_float_nz_comparison_operator): Likewise.
 420
 421 2013-01-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 422
 423         * config/pa/pa.c (pa_emit_move_sequence): Replace calls to gen_insv
 424         with calls to gen_insvsi/gen_insvdi.
 425
 426 2013-01-09  Venkataramanan Kumar  <venkataramanan.kumar@amd.com>
 427
 428         * config/i386/i386.c (initial_ix86_tune_features): Set up
 429         X86_TUNE_AVX128_OPTIMAL for m_BTVER2.
 430
 431 2013-01-09  Steven Bosscher  <steven@gcc.gnu.org>
 432             Jakub Jelinek  <jakub@redhat.com>
 433
 434         PR tree-optimization/48189
 435         * predict.c (predict_loops): If max is 0, don't call compare_tree_int.
 436         If nitercst is 0, don't predict the exit edge.
 437
 438 2013-01-08   Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>
 439
 440         * config/aarch64/aarch64.c (aarch64_print_operand): Replace %r
 441         in asm_fprintf with reg_names.
 442         (aarch64_print_operand_address): Likewise.
 443         (aarch64_return_addr): Likewise.
 444         * config/aarch64/aarch64.h (ASM_FPRINTF_EXTENSIONS): Remove.
 445
 446 2013-01-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 447
 448         * config/pa/pa.h (VAL_U6_BITS_P): Define.
 449         (INT_U6_BITS): Likewise.
 450         * config/pa/predicates.md (uint6_operand): New predicate.
 451         (shift5_operand, shift6_operand): Likewise.
 452         * config/pa/pa.md (lshrsi3, rotrsi3): Use shift5_operand instead of
 453         arith32_operand.
 454         (lshrdi3): Use shift6_operand.
 455         (shrpsi4, shrpdi4): New insn patterns.
 456         (extzv): Delete expander.
 457         (extzvsi, extzvdi): New expanders.  Use uint5_operand and uint6_operand
 458         predicates in unamed zero extract patterns.  Tighten common constraint.
 459         (extv): Delete expander.
 460         (extvsi, extvdi): New expanders.  Use uint5_operand and uint6_operand
 461         predicates in unamed sign extract patterns.  Tighten common constraint.
 462         (insv): Delete expander.
 463         (insvsi, insvdi): New expanders.  Use uint5_operand and uint6_operand
 464         predicates in unamed insert patterns.  Tighten common constraint.
 465         Change uint32_operand predicate to uint6_operand predicate in unamed
 466         DImode pattern to insert constant values of type 1...1xxxx.
 467
 468 2013-01-04  Jan Hubicka  <jh@suse.cz>
 469
 470         PR tree-optimization/55823
 471         * ipa-prop.c (update_indirect_edges_after_inlining): Fix ordering
 472         issue.
 473
 474 2012-01-08  Jakub Jelinek  <jakub@redhat.com>
 475             Uros Bizjak  <ubizjak@gmail.com>
 476
 477         PR rtl-optimization/55845
 478         * df-problems.c (can_move_insns_across): Stop scanning at
 479         volatile_insn_p source instruction or give up if
 480         across_from .. across_to range contains any volatile_insn_p
 481         instructions.
 482
 483 2013-01-08  Tejas Belagod  <tejas.belagod@arm.com>
 484
 485         * config/aarch64/aarch64-simd.md (vec_init<mode>): New.
 486         * config/aarch64/aarch64-protos.h (aarch64_expand_vector_init):
 487         Declare.
 488         * config/aarch64/aarch64.c (aarch64_simd_dup_constant,
 489         aarch64_simd_make_constant, aarch64_expand_vector_init): New.
 490
 491 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
 492
 493         PR fortran/55341
 494         * asan.c (asan_clear_shadow): New function.
 495         (asan_emit_stack_protection): Use it.
 496
 497 2013-01-08  Tejas Belagod  <tejas.belagod@arm.com>
 498
 499         * config/aarch64/aarch64-simd.md (aarch64_simd_vec_<su>mult_lo_<mode>,
 500         aarch64_simd_vec_<su>mult_hi_<mode>): Separate instruction and operand
 501         with tab instead of space.
 502
 503 2013-01-08  Nick Clifton  <nickc@redhat.com>
 504
 505         * config/rl78/rl78.c (rl78_expand_prologue): Always select
 506         register bank 0 at the start of an interrupt handler.
 507         * config/rl78/rl78.md (mulsi3_g13): Correct values for MDBL and
 508         MDBH registers.
 509
 510 2013-01-08  James Greenhalgh  <james.greenhalgh@arm.com>
 511
 512         * config/aarch64/aarch64-simd.md
 513         (aarch64_simd_bsl<mode>_internal): Add floating-point modes.
 514         (aarch64_simd_bsl): Likewise.
 515         (aarch64_vcond_internal<mode>): Likewise.
 516         (vcond<mode><mode>): Likewise.
 517         (aarch64_cm<cmp><mode>): Fix constraints, add new modes.
 518         * config/aarch64/iterators.md (V_cmp_result): Add V2DF.
 519
 520 2013-01-08  James Greenhalgh  <james.greenhalgh@arm.com>
 521
 522         * config/aarch64/aarch64-builtins.c
 523         (aarch64_builtin_vectorized_function): Handle sqrt, sqrtf.
 524
 525 2013-01-08  Martin Jambor  <mjambor@suse.cz>
 526
 527         PR debug/55579
 528         * tree-sra.c (analyze_access_subtree): Return true also after
 529         potentially creating a debug-only replacement.
 530
 531 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
 532
 533         PR middle-end/55890
 534         * tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_p.
 535
 536         PR tree-optimization/54120
 537         * tree-vrp.c (range_fits_type_p): Don't allow
 538         src_precision < precision from signed vr to unsigned_p
 539         if vr->min or vr->max is negative.
 540         (simplify_float_conversion_using_ranges): Test can_float_p
 541         against CODE_FOR_nothing.
 542
 543 2013-01-08  Jakub Jelinek  <jakub@redhat.com>
 544             Richard Biener  <rguenther@suse.de>
 545
 546         PR middle-end/55851
 547         * fold-const.c (int_binop_types_match_p): Allow all INTEGRAL_TYPE_P
 548         types instead of just INTEGER_TYPE types.
 549
 550 2013-01-07  Mark Kettenis  <kettenis@openbsd.org>
 551
 552         * config/i386/openbsdelf.h (LIBGCC2_HAS_TF_MODE, LIBGCC2_TF_CEXT,
 553         TF_SIZE): Define.
 554
 555 2013-01-07  Steve Ellcey  <sellcey@mips.com>
 556
 557         PR target/42661
 558         * config/mips/mips.opt: Change mad to mmad to match documentation.
 559
 560 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
 561
 562         PR target/55897
 563         * doc/extend.texi (AVR Named Address Spaces): __memx goes into
 564         .progmemx.data now.
 565
 566 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
 567
 568         PR target/55897
 569         * config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
 570         (avr_addrspace_t): Add .section_name field.
 571         * config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
 572         array size.
 573         (avr_addrspace): Same.  Initialize .section_name.  Remove last
 574         NULL entry.  Put __memx into .progmemx.data.
 575         (progmem_section_prefix): Remove.
 576         (avr_asm_init_sections): No need to initialize progmem_section.
 577         (avr_asm_named_section): Use avr_addrspace[].section_name to get
 578         section name prefix.
 579         (avr_asm_select_section): Ditto.  And use get_unnamed_section to
 580         retrieve the progmem section.
 581         * avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
 582         boundary to run over avr_addrspace[].
 583         (avr_register_target_pragmas): Ditto.
 584
 585 2013-01-06  Jakub Jelinek  <jakub@redhat.com>
 586
 587         * varasm.c (output_constant_def_contents): For asan_protect_global
 588         protected strings, adjust DECL_ALIGN if needed, before testing for
 589         anchored symbols.
 590         (place_block_symbol): Adjust size for asan protected STRING_CSTs if
 591         TREE_CONSTANT_POOL_ADDRESS_P.  Increase alignment for asan protected
 592         normal decls.
 593         (output_object_block): For asan protected decls, emit asan padding
 594         after their contents.
 595         * asan.c (asan_protect_global): Don't check TREE_ASM_WRITTEN here.
 596         (asan_finish_file): Test it here instead.
 597
 598 2013-01-07   Nick Clifton  <nickc@redhat.com>
 599              Matthias Klose <doko@debian.org>
 600              Doug Kwan  <dougkwan@google.com>
 601              H.J. Lu  <hongjiu.lu@intel.com>
 602
 603         PR driver/55470
 604         * collect2.c (main): Support -fuse-ld=bfd and -fuse-ld=gold.
 605
 606         * common.opt: Add fuse-ld=bfd and fuse-ld=gold.
 607
 608         * gcc.c (LINK_COMMAND_SPEC): Pass -fuse-ld=* to collect2.
 609
 610         * opts.c (comman_handle_option): Ignore -fuse-ld=bfd and -fuse-ld=gold.
 611
 612         * doc/invoke.texi: Document -fuse-ld=bfd and -fuse-ld=gold.
 613
 614 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
 615
 616         PR target/54461
 617         * doc/install.texi (Cross-Compiler-Specific Options): Document
 618         --with-avrlibc.
 619
 620 2013-01-07  Tejas Belagod  <tejas.belagod@arm.com>
 621
 622         * config/aarch64/arm_neon.h (vmovn_high_is16, vmovn_high_s32,
 623         vmovn_high_s64, vmovn_high_u16, vmovn_high_u32, vmovn_high_u64,
 624         vqmovn_high_s16, vqmovn_high_s32, vqmovn_high_s64, vqmovn_high_u16,
 625         vqmovn_high_u32, vqmovn_high_u64, vqmovun_high_s16, vqmovun_high_s32,
 626         vqmovun_high_s64): Fix source operand number and update copyright.
 627
 628 2013-01-07  Richard Biener  <rguenther@suse.de>
 629
 630         PR middle-end/55890
 631         * gimple.h (gimple_call_builtin_p): New overload.
 632         * gimple.c (validate_call): New function.
 633         (gimple_call_builtin_p): Likewise.
 634         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
 635         Use gimple_call_builtin_p.
 636         (find_func_clobbers): Likewise.
 637         * tree-ssa-strlen.c (adjust_last_stmt): Likewise.
 638         (strlen_optimize_stmt): Likewise.
 639
 640 2013-01-07  James Greenhalgh  <james.greenhalgh@arm.com>
 641
 642         * config/aarch64/arm_neon.h (vld1_dup_*): Make argument const.
 643         (vld1q_dup_*): Likewise.
 644         (vld1_*): Likewise.
 645         (vld1q_*): Likewise.
 646         (vld1_lane_*): Likewise.
 647         (vld1q_lane_*): Likewise.
 648
 649 2013-01-07  Richard Biener  <rguenther@suse.de>
 650
 651         * lto-streamer.h (LTO_minor_version): Bump to 2.
 652
 653 2013-01-07  James Greenhalgh  <james.greenhalgh@arm.com>
 654
 655         * config/aarch64/aarch64-protos.h
 656         (aarch64_const_double_zero_rtx_p): Rename to...
 657         (aarch64_float_const_zero_rtx_p): ...this.
 658         (aarch64_float_const_representable_p): New.
 659         (aarch64_output_simd_mov_immediate): Likewise.
 660         * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>): Refactor
 661         move immediate case.
 662         * config/aarch64/aarch64.c
 663         (aarch64_const_double_zero_rtx_p): Rename to...
 664         (aarch64_float_const_zero_rtx_p): ...this.
 665         (aarch64_print_operand): Allow printing of new constants.
 666         (aarch64_valid_floating_const): New.
 667         (aarch64_legitimate_constant_p): Check for valid floating-point
 668         constants.
 669         (aarch64_simd_valid_immediate): Likewise.
 670         (aarch64_vect_float_const_representable_p): New.
 671         (aarch64_float_const_representable_p): Likewise.
 672         (aarch64_simd_imm_zero_p): Also allow for floating-point 0.0.
 673         (aarch64_output_simd_mov_immediate): New.
 674         * config/aarch64/aarch64.md (*movsf_aarch64): Add new alternative.
 675         (*movdf_aarch64): Likewise.
 676         * config/aarch64/constraints.md (Ufc): New.
 677         (Y): call aarch64_float_const_zero_rtx.
 678         * config/aarch64/predicates.md (aarch64_fp_compare_operand): New.
 679
 680 2013-01-07  Richard Biener  <rguenther@suse.de>
 681
 682         PR tree-optimization/55888
 683         PR tree-optimization/55862
 684         * tree-ssa-pre.c (phi_translate_1): Revert previous change.
 685         (valid_in_sets): Check if a NAME has a leader in AVAIL_OUT,
 686         not if it is contained therein.
 687
 688 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
 689
 690         * config/avr/t-avr: Typo.
 691
 692 2013-01-07  Georg-Johann Lay  <avr@gjlay.de>
 693
 694         PR55243
 695         * config/avr/t-avr: Don't automatically rebuild
 696         $(srcdir)/config/avr/t-multilib
 697         $(srcdir)/config/avr/avr-tables.opt
 698         $(srcdir)/doc/avr-mmcu.texi
 699         (avr-mcus): New phony target to build them on request.
 700         (s-avr-mlib, s-avr-mmcu-texi): Remove.
 701         * avr/avr-mcus.def: Adjust comments.
 702
 703 2013-01-07  Uros Bizjak  <ubizjak@gmail.com>
 704
 705         * config/i386/i386.c (DEFAULT_PCC_STRUCT_RETURN): Remove.
 706
 707 2013-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
 708
 709         * file-find.c, file-find.h, realmpfr.c: Add FSF as copyright holder.
 710
 711 2013-01-06  Richard Sandiford  <rdsandiford@googlemail.com>
 712
 713         * config/tilepro/gen-mul-tables.cc: Put copyright on one line.
 714
 715 2013-01-05  David Edelsohn  <dje.gcc@gmail.com>
 716
 717         * config/rs6000/aix53.h (LIB_SPEC): Add -lpthreads when compiling
 718         to generate profiling.
 719         * config/rs6000/aix64.h (LIB_SPEC): Same.
 720
 721 2013-01-04  Andrew Pinski  <apinski@cavium.com>
 722
 723         * config/aarch64/aarch64.c (aarch64_fixed_condition_code_regs):
 724         New function.
 725         (TARGET_FIXED_CONDITION_CODE_REGS): Define.
 726
 727 2013-01-04  Uros Bizjak  <ubizjak@gmail.com>
 728
 729         * config/i386/i386.c (ix86_legitimize_address): Call convert_to_mode
 730         unconditionally.
 731         (ix86_expand_move): Ditto.
 732         (ix86_zero_extend_to_Pmode): Ditto.
 733         (ix86_expand_call): Ditto.
 734         (ix86_expand_special_args_builtin): Ditto.
 735         (ix86_expand_builtin): Ditto.
 736
 737 2013-01-04  Richard Biener  <rguenther@suse.de>
 738
 739         PR tree-optimization/55862
 740         * tree-ssa-pre.c (phi_translate_1): Valueize SSA names after
 741         translating them through PHI nodes.
 742
 743 2013-01-04  Martin Jambor  <mjambor@suse.cz>
 744
 745         PR tree-optimization/55755
 746         * tree-sra.c (sra_modify_assign): Do not check that an access has no
 747         children when trying to avoid producing a VIEW_CONVERT_EXPR.
 748
 749 2013-01-04  Marek Polacek  <polacek@redhat.com>
 750
 751         PR middle-end/55859
 752         * opts.c (default_options_optimization): Clarify error message.
 753
 754 2013-01-04  Richard Biener  <rguenther@suse.de>
 755
 756         PR middle-end/55863
 757         * fold-const.c (split_tree): Undo -X - 1 to ~X folding for
 758         reassociation.
 759
 760 2013-01-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 761
 762         PR target/53789
 763         * config/pa/pa.md (movsi): Revert previous change.
 764         * config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
 765         references.
 766
 767 2013-01-03  Richard Henderson  <rth@redhat.com>
 768
 769         * config/i386/i386.c (ix86_expand_move): Always assign to op1
 770         after eliminating TLS symbols.
 771
 772 2013-01-03  Marc Glisse  <marc.glisse@inria.fr>
 773
 774         PR bootstrap/50167
 775         * graphite-interchange.c (pdr_stride_in_loop): Use gmp_fprintf.
 776         * graphite-poly.c (debug_gmp_value): Likewise.
 777
 778 2013-01-03  Uros Bizjak  <ubizjak@gmail.com>
 779
 780         PR target/55712
 781         * config/i386/i386-c.c (ix86_target_macros_internal): Depending on
 782         selected code model, define __code_mode_small__, __code_model_medium__,
 783         __code_model_large__, __code_model_32__ or __code_model_kernel__.
 784         * config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
 785         xchg temporary register with %k.  Declare temporary register as
 786         early clobbered.
 787         [__x86_64__]: For medium and large code models, preserve %rbx register.
 788
 789 2013-01-03  Richard Biener  <rguenther@suse.de>
 790
 791         * tree-data-ref.c (dump_conflict_function): Use less vertical spacing.
 792         (dump_subscript): Adjust.
 793         (finalize_ddr_dependent): Do not dump redundant info.
 794         (analyze_siv_subscript): Adjust.
 795         (subscript_dependence_tester): Likewise.
 796         (compute_affine_dependence): Likewise.
 797
 798 2013-01-03  Richard Biener  <rguenther@suse.de>
 799
 800         Revert
 801         2013-01-03  Richard Biener  <rguenther@suse.de>
 802
 803         PR tree-optimization/55857
 804         * tree-vect-stmts.c (vectorizable_load): Do not setup
 805         re-alignment for invariant loads.
 806
 807         2013-01-02  Richard Biener  <rguenther@suse.de>
 808
 809         * tree-vect-stmts.c (vectorizable_load): When vectorizing an
 810         invariant load do not generate a vector load from the scalar location.
 811
 812 2013-01-03  Richard Biener  <rguenther@suse.de>
 813
 814         * tree-vect-loop.c (vect_analyze_loop_form): Clarify reason
 815         for not vectorizing.
 816         * tree-vect-data-refs.c (vect_create_addr_base_for_vector_ref): Do
 817         not build INDIRECT_REFs, call get_name once only.
 818         (vect_create_data_ref_ptr): Likewise.  Dump base object kind
 819         based on DR_BASE_OBJECT, not DR_BASE_ADDRESS.
 820
 821 2013-01-03  Richard Biener  <rguenther@suse.de>
 822
 823         PR tree-optimization/55857
 824         * tree-vect-stmts.c (vectorizable_load): Do not setup
 825         re-alignment for invariant loads.
 826
 827 2013-01-03  Richard Biener  <rguenther@suse.de>
 828
 829         PR lto/55848
 830         * lto-symtab.c (lto_symtab_merge_decls_1): As last resort, always
 831         prefer a built-in decl.
 832
 833 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
 834
 835         * gcc.c (process_command): Update copyright notice dates.
 836         * gcov.c (print_version): Likewise.
 837         * gcov-dump.c (print_version): Likewise.
 838
 839         PR rtl-optimization/55838
 840         * loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
 841         iv0.step, iv1.step and step.
 842
 843 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
 844             Marc Glisse  <marc.glisse@inria.fr>
 845
 846         PR tree-optimization/55832
 847         * fold-const.c (fold_binary_loc): For ABS_EXPR<x> >= 0 and
 848         ABS_EXPR<x> < 0 folding use constant_boolean_node instead of
 849         integer_{one,zero}_node.
 850
 851 2013-01-03  Jakub Jelinek  <jakub@redhat.com>
 852
 853         PR debug/54402
 854         * params.def (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE): New param.
 855         * var-tracking.c (reverse_op): Don't add reverse ops to
 856         VALUEs that have already
 857         PARAM_VALUE (PARAM_MAX_VARTRACK_REVERSE_OP_SIZE) or longer locs list.
 858
 859 2013-01-02  Gerald Pfeifer  <gerald@pfeifer.com>
 860
 861         * doc/contrib.texi: Note years as release manager for Mark Mitchell.
 862
 863 2013-01-02  Teresa Johnson  <tejohnson@google.com>
 864
 865         * dumpfile.c (dump_loc): Print filename with location.
 866         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Use
 867         new location_t parameter to emit complete unroll message with
 868         new dump framework.
 869         (canonicalize_loop_induction_variables): Compute loops location
 870         and pass to try_unroll_loop_completely.
 871         * loop-unroll.c (report_unroll_peel): New function.
 872         (peel_loops_completely): Use new dump format with location
 873         for main dumpfile message, and invoke report_unroll_peel on success.
 874         (decide_unrolling_and_peeling): Ditto.
 875         (decide_peel_once_rolling): Remove old dumpfile message subsumed
 876         by report_unroll_peel.
 877         (decide_peel_completely): Ditto.
 878         (decide_unroll_constant_iterations): Ditto.
 879         (decide_unroll_runtime_iterations): Ditto.
 880         (decide_peel_simple): Ditto.
 881         (decide_unroll_stupid): Ditto.
 882         * cfgloop.c (get_loop_location): New function.
 883         * cfgloop.h (get_loop_location): Declare.
 884
 885 2013-01-02  Sriraman Tallam  <tmsriram@google.com>
 886
 887         * config/i386/i386.c (fold_builtin_cpu): Remove unnecessary checks for
 888         NULL.
 889
 890 2013-01-02  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 891
 892         PR middle-end/55198
 893         * expr.c (expand_expr_real_1): Don't use bitfield extraction for non
 894         BLKmode objects when EXPAND_MEMORY is specified.
 895
 896 2013-01-02  Sriraman Tallam  <tmsriram@google.com>
 897
 898         * config/i386/i386.c (ix86_get_function_versions_dispatcher): Fix bug
 899         in loop predicate.
 900         (fold_builtin_cpu): Do not share cpu model decls across statements.
 901
 902 2013-01-02  Jason Merrill  <jason@redhat.com>
 903
 904         PR c++/55804
 905         * tree.c (build_array_type_1): Revert earlier change.
 906
 907 2013-01-02  Yufeng Zhang  <yufeng.zhang@arm.com>
 908
 909         * config/aarch64/aarch64-cores.def: Add entries for "cortex-a53" and
 910         "cortex-a57".
 911         * config/aarch64/aarch64-tune.md: Re-generate.
 912
 913 2013-01-02  Richard Biener  <rguenther@suse.de>
 914
 915         * tree-vect-stmts.c (vectorizable_load): When vectorizing an
 916         invariant load do not generate a vector load from the scalar location.
 917
 918 2013-01-02  Richard Biener  <rguenther@suse.de>
 919
 920         PR bootstrap/55784
 921         * configure.ac: Add $GMPINC to CFLAGS/CXXFLAGS.
 922         * configure: Regenerate.
 923
 924 2013-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
 925
 926         * builtins.c (expand_builtin_mathfn, expand_builtin_mathfn_2)
 927         (expand_builtin_mathfn_ternary, expand_builtin_mathfn_3)
 928         (expand_builtin_int_roundingfn_2): Keep the original target around
 929         for the fallback case.
 930
 931 2013-01-02  Richard Sandiford  <rdsandiford@googlemail.com>
 932
 933         * tree-vrp.c (range_fits_type_p): Require the MSB of the double_int
 934         to be clear for sign changes.
 935
 936 2013-01-01  Jan Hubicka  <jh@suse.cz>
 937
 938         * ipa-inline-analysis.c: Fix formatting.
 939
 940 2013-01-01  Jakub Jelinek  <jakub@redhat.com>
 941
 942         PR tree-optimization/55831
 943         * tree-vect-loop.c (get_initial_def_for_induction): Use
 944         gsi_after_labels instead of gsi_start_bb.
 945 \f
 946 Copyright (C) 2013 Free Software Foundation, Inc.
 947
 948 Copying and distribution of this file, with or without modification,
 949 are permitted in any medium without royalty provided the copyright
 950 notice and this notice are preserved.